{"id":"vidhyamitra:city-day:tokyo:2011-01-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/tokyo/2011-01-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-01-28","date_display":"January 28, 2011 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2011,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455589.770833,"kali_year":5112,"ahargana":1867124.2708,"sun":{"sidereal_longitude":283.7028,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":210.4955,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.7927,"elapsed_within_tithi_degrees":10.7927},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":210.4955,"elapsed_within_degrees":10.4955},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":134.1983},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":2011,"month":1,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455589.770833,"ahargana":1867124.2708,"kali_year":5112,"ayanamsa_lahiri":24.0077,"grahas":{"sun":{"sidereal_longitude":283.7417700000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"moon":{"sidereal_longitude":212.65997000000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false,"latitude":-2.9073},"mars":{"sidereal_longitude":285.33497,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":265.45187,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":337.02147,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":237.69017000000008,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":172.96897,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":250.7709,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":70.7709,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2011,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455589.770833,"kali_year":5112,"ahargana":1867124.2708,"sun":{"sidereal_longitude":283.7028,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":210.4955,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":286.7927,"elapsed_within_tithi_degrees":10.7927},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":210.4955,"elapsed_within_degrees":10.4955},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":134.1983},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.907,"elongation":73.207},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.907,"opposition_distance":106.793}},"eclipse_window_40days":[]},"city":{"slug":"tokyo","name":"Tokyo, Japan","lat":35.6762,"lon":139.6503,"tz_offset_hours":9,"country":"JP","tier":"diaspora"},"tier2":{"city":{"slug":"tokyo","name":"Tokyo, Japan","lat":35.6762,"lon":139.6503,"tz_offset_hours":9,"country":"JP","tier":"diaspora"},"sunriseLocal":"06:45","sunsetLocal":"17:04","solarNoonLocal":"11:54","dayLengthHours":10.313316042756023,"dayLengthDisplay":"10 Hours 18 Mins 48 Secs","nightLengthDisplay":"13 Hours 41 Mins 12 Secs","moonriseLocal":"02:06","moonsetLocal":"12:15","rahuKala":{"name":"Rāhu Kāla","start":"10:37","end":"11:54","startHours":10.61705936190326,"endHours":11.906223867247764,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:29","end":"15:46","startHours":14.48455287793677,"endHours":15.773717383281271,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:02","end":"09:20","startHours":8.038730351214255,"endHours":9.327894856558757,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:09","end":"09:30","startHours":9.156006255846158,"endHours":9.499783457271358,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:11","end":"07:27","startHours":7.179287347651252,"endHours":7.454309108791413,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:34","end":"12:15","startHours":11.562446665822563,"endHours":12.250001068672965,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:22","end":"06:04","startHours":5.374457040168949,"endHours":6.06201144301935,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:53","end":"06:45","startHours":5.8901228423067495,"endHours":6.749565845869752,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:38","end":"14:19","startHours":13.625109874373766,"endHours":14.312664277224169,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"16:52","end":"17:16","startHours":16.862881888625775,"endHours":17.262881888625774,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:04","end":"17:30","startHours":17.062881888625775,"endHours":17.492603390407275,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:49","end":"18:34","startHours":16.812881888625775,"endHours":18.562881888625775,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:34","end":"00:15","startHours":23.562446665822563,"endHours":24.250001068672965,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:45","end":"08:02","startHours":6.749565845869752,"endHours":8.038730351214255,"quality":"neutral"},{"name":"Labha","start":"08:02","end":"09:20","startHours":8.038730351214255,"endHours":9.327894856558757,"quality":"auspicious"},{"name":"Amṛta","start":"09:20","end":"10:37","startHours":9.327894856558757,"endHours":10.61705936190326,"quality":"auspicious"},{"name":"Kāla","start":"10:37","end":"11:54","startHours":10.61705936190326,"endHours":11.906223867247764,"quality":"inauspicious"},{"name":"Śubha","start":"11:54","end":"13:12","startHours":11.906223867247764,"endHours":13.195388372592266,"quality":"auspicious"},{"name":"Roga","start":"13:12","end":"14:29","startHours":13.195388372592266,"endHours":14.48455287793677,"quality":"inauspicious"},{"name":"Udveg","start":"14:29","end":"15:46","startHours":14.48455287793677,"endHours":15.773717383281271,"quality":"inauspicious"},{"name":"Chala","start":"15:46","end":"17:04","startHours":15.773717383281271,"endHours":17.062881888625775,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:04","end":"18:46","startHours":17.062881888625775,"endHours":18.773717383281273,"quality":"inauspicious"},{"name":"Udveg","start":"18:46","end":"20:29","startHours":18.773717383281273,"endHours":20.484552877936768,"quality":"inauspicious"},{"name":"Chala","start":"20:29","end":"22:12","startHours":20.484552877936768,"endHours":22.195388372592266,"quality":"neutral"},{"name":"Labha","start":"22:12","end":"23:54","startHours":22.195388372592266,"endHours":23.906223867247764,"quality":"auspicious"},{"name":"Amṛta","start":"23:54","end":"01:37","startHours":23.906223867247764,"endHours":25.61705936190326,"quality":"auspicious"},{"name":"Kāla","start":"01:37","end":"03:20","startHours":25.61705936190326,"endHours":27.327894856558757,"quality":"inauspicious"},{"name":"Śubha","start":"03:20","end":"05:02","startHours":27.327894856558757,"endHours":29.038730351214255,"quality":"auspicious"},{"name":"Roga","start":"05:02","end":"06:45","startHours":29.038730351214255,"endHours":30.749565845869753,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.749565845869752,"endHours":7.749565845869752,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.749565845869752,"endHours":8.749565845869752,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.749565845869752,"endHours":9.749565845869752,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.749565845869752,"endHours":10.749565845869752,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.749565845869752,"endHours":11.749565845869752,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.749565845869752,"endHours":12.749565845869752,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.749565845869752,"endHours":13.749565845869752,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.749565845869752,"endHours":14.749565845869752,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.749565845869752,"endHours":15.749565845869752,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.749565845869752,"endHours":16.749565845869753,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.749565845869753,"endHours":17.749565845869753,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.749565845869753,"endHours":18.749565845869753,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.749565845869753,"endHours":19.749565845869753,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.749565845869753,"endHours":20.749565845869753,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.749565845869753,"endHours":21.749565845869753,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.749565845869753,"endHours":22.749565845869753,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.749565845869753,"endHours":23.749565845869753,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.749565845869753,"endHours":24.749565845869753,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.749565845869753,"endHours":25.749565845869753,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.749565845869753,"endHours":26.749565845869753,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.749565845869753,"endHours":27.749565845869753,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.749565845869753,"endHours":28.749565845869753,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.749565845869753,"endHours":29.749565845869753,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.749565845869753,"endHours":30.749565845869753,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"South-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-18.329736335339728,"eotMinutes":-12.974632034865841,"ayanamsa":24.0077}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Navamī · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"tokyo"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 28, 2011 CE · Tokyo, Japan · Vidhyamitra","description":"January 28, 2011 CE for Tokyo, Japan: Kṛṣṇa Navamī, sūryodaya 06:45, sūryāsta 17:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/tokyo/2011-01-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/tokyo/2011-01-28","sa":"https://sa.vidhyamitra.com/city/tokyo/2011-01-28","hi":"https://hi.vidhyamitra.com/city/tokyo/2011-01-28","x-default":"https://vidhyamitra.com/city/tokyo/2011-01-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T19:05:10.383Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-06-01T19:05:10.383Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T19:05:10.383Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}